LG 50PS80 Series, Руководство по обучению

Страница: 52 / 139

52
August 2009 Plasma 50PS80
Y
Y
-
-
SUS PWB SECTION
SUS PWB SECTION
The following section gives detailed information about the Y
The following section gives detailed information about the Y
-
-
SUS
SUS
board. This board develops the
board. This board develops the
“
“
Panel Sustain Signals
Panel Sustain Signals
”
”
and delivers
and delivers
the Luminance signals to the panel. The Y the Luminance signals to the panel. The Y - - SUS board receives the SUS board receives the
waveform development signals from the Control board. The Y
waveform development signals from the Control board. The Y
-
-
SUS
SUS
also develops additional voltages via internal switch mode power
also develops additional voltages via internal switch mode power
supplies. 15V, floating ground 5V, VSC voltages and
supplies. 15V, floating ground 5V, VSC voltages and
–
–
Vy voltages.
Vy voltages.
This board has 4 adjustments, 2 DC and 2 Waveform:
This board has 4 adjustments, 2 DC and 2 Waveform:
Board Receives its main B+ from the:
Board Receives its main B+ from the:
• 2 DC: VSC AND –Vy
• 2 Waveform: Set-Up and Set-Dn
• Switch Mode Power Supply sends VS
• Switch Mode Power Supply sends M5V